This western style CPO shirt, made from brown 17oz cotton duck, with brown corduroy collar, has two side pockets that give it great versatility in style: can be worn as a shirt, or layered as an overshirt or light jacket.

Inquiring minds need to know: what size does Giles wear? (<---this is 'cause I've discovered I really do wear Giles-size, leaving aside the bro thing 'cause I figure we're about the same age and the rest.)